Registro DMARC
v=DMARC1;p=none

Registro IPv4
host: your-admin.ru
class: IN
ttl: 3600
type: A
ip: 185.65.148.19

Servidores DNS Principal (mname) y Secundario (rname)
host: your-admin.ru
class: IN
ttl: 3600
type: SOA
mname: ns3.getcourse.ru
rname: hostmaster.your-admin.ru
serial: 2
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: your-admin.ru
class: IN
ttl: 3600
type: MX
pri: 10
target: mx.getcourse.ru

Información TXT
host: your-admin.ru
class: IN
ttl: 3600
type: TXT
txt: v=spf1 include:790a318fcf7941662c33d24fa416680c.gca.to ~all
entries: Array